English

Minimum packing density for sets of four integers

Combinatorics 2025-01-06 v1

Abstract

We prove that the set {0,1,4,6}\{0, 1, 4, 6\} achieves the minimum packing density among all sets of integers with cardinality four, with a density of 17\frac{1}{7}.

Cite

@article{arxiv.2501.01571,
  title  = {Minimum packing density for sets of four integers},
  author = {Cindy Li and David Offner and Iris Ye},
  journal= {arXiv preprint arXiv:2501.01571},
  year   = {2025}
}
R2 v1 2026-06-28T20:55:06.124Z